Tag Archives: use the W3C validator at validator.w3.org

When troubleshooting HTML markup, use validator.w3.org

This morning, I got an e-mail from one of our readers saying that she’d entered the text from one of our examples exactly as it appeared in the book, but that the page didn’t look or behave at all correctly. As I do whenever I get such an e-mail from a reader I replied with “Please send me the file so I can look it over.” Shortly thereafter I plucked it from my inbox and gave it the hairy eyeball.

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